8280493700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1193}}^1\times {\mathrm{2239}}^1$

素因数の和:3477

約数の個数: 72

約数和(自身を含む): 18572144640

約数和(自身を除く): 10291650940

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1193, 1550, 2239, 2386, 3100, 4478, 4772, 5965, 8956, 11195, 11930, 22390, 23860, 29825, 36983, 44780, 55975, 59650, 69409, 73966, 111950, 119300, 138818, 147932, 184915, 223900, 277636, 347045, 369830, 694090, 739660, 924575, 1388180, 1735225, 1849150, 2671127, 3470450, 3698300, 5342254, 6940900, 10684508, 13355635, 26711270, 53422540, 66778175, 82804937, 133556350, 165609874, 267112700, 331219748, 414024685, 828049370, 1656098740, 2070123425, 4140246850, 8280493700]

約数ペア:

[(1, 8280493700), (2, 4140246850), (4, 2070123425), (5, 1656098740), (10, 828049370), (20, 414024685), (25, 331219748), (31, 267112700), (50, 165609874), (62, 133556350), (100, 82804937), (124, 66778175), (155, 53422540), (310, 26711270), (620, 13355635), (775, 10684508), (1193, 6940900), (1550, 5342254), (2239, 3698300), (2386, 3470450), (3100, 2671127), (4478, 1849150), (4772, 1735225), (5965, 1388180), (8956, 924575), (11195, 739660), (11930, 694090), (22390, 369830), (23860, 347045), (29825, 277636), (36983, 223900), (44780, 184915), (55975, 147932), (59650, 138818), (69409, 119300), (73966, 111950)]